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  3. The beauty of software is in its function，in its internal structure，and in the way in whichit is created by a team．To a user,a p

The beauty of software is in its function，in its internal structure，and in the way in whichit is created by a team．To a user,a p

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问题  The beauty of software is in its function，in its internal structure，and in the way in whichit is created by a team．To a user,a program with just the right features presented through anintuitive and (71)_______ interface is beautiful．To a software designer,an intemal structure that is partitioned in a simple and intuitive manner,and that minimizes internal coupling is beautiful．To developers and managers，a motivated team of developers making significant progressevery week，and producing defect-free code，is beautiful．There is beauty on all these levels．
  Our world needs software--lots of software．Fifty years ago software was something thatran in a few big and expensive machines．Thirty years ago it was something that ran in mostcompanies and industrial settings．Now there is software running in our cell phones，watches，appliances，automobiles，toys，and tools．And need for new and better software never (72)_______．
As our civilization grows and expands，as developing nations build their infrastructures，asdeveloped nations strive to achieve ever greater efficiencies，the need for more and more software(73)_______to increase．It would be a great shame if,in all that software，there was nobeauty．
  We know that software can be ugly．We know that it can be hard to use，unreliable，andcarelessly structured．We know that there are software systems whose tangled and carelessintemal structures make them expensive and difficult to change．We know that there are software systems that present their features through an awkward and cumbersome interface.We know that there are software systems that crash and misbehave．These are (74)_______. systems．Unfortunately,as a profession，software developers tend to create more ugly systemsthan beautiful ones．
    There is a secret that the best software developers know．Beauty is cheaper than ugliness．Beauty is faster than ugliness．A beautiful software system can be built and maintained in lesstime，and for less money,than an ugly one．Novice software developers don’t understand this．They think that they have to do everything fast and quick．They think that beauty is (75)_______．No!By doing things fast and quick，they make messes that make the software stiff,and hard to understand．Beautiful systems are flexible and easy to understand．Building them and maintaining them is a joy．It is ugliness that is impractical．Ugliness will slow you down and make your software expensive and brittle．Beautiful systems cost the least to build and maintain，and are delivered soonest．

(74)
选项 A、practical
B、useful
C、beautiful
D、ugly
答案D
解析
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